掘进的英文：
tunnelling
- exploratory tunnel drilling method
勘探坑道掘进方法 - The Mont Cenis was bored from two different headings, one in France and one in Italy.
塞尼山隧道是从两头的掌子面同时掘进的。一头在法国，一头在意大利，最后在中间汇合。 - What made the tunnel well known was its designer Sir Marc Brunel who designed a tunneling shield.
这条隧道因为其设计师马克·布鲁内尔爵士而闻名于世，布鲁内尔设计出了掘进盾构。
n. 地下通道；洞穴
v. 挖掘隧道；打开通道
- The engineers sank a tunnel into the ground.
工程师们在地下挖了个隧道。 - The exit of the tunnel is concealed.
地道的出口开在隐秘的地方。 - A tunnel was to be blasted through the mountains.
一条隧道要被炸开，穿山而过。 - They drove a tunnel through a hill.
他们通过小山挖一隧道。 - The roof of the tunnel fell in.
隧道顶部塌了下来.。
